diff --git a/modules/angular2/src/dom/browser_adapter.ts b/modules/angular2/src/dom/browser_adapter.ts
index d0548f1fe2..d3bcf59e31 100644
--- a/modules/angular2/src/dom/browser_adapter.ts
+++ b/modules/angular2/src/dom/browser_adapter.ts
@@ -229,8 +229,17 @@ export class BrowserDomAdapter extends GenericBrowserDomAdapter {
   getTitle(): string { return document.title; }
   setTitle(newTitle: string) { document.title = newTitle || ''; }
   elementMatches(n, selector: string): boolean {
-    return n instanceof HTMLElement && n.matches ? n.matches(selector) :
-                                                   n.msMatchesSelector(selector);
+    var matches = false;
+    if (n instanceof HTMLElement) {
+      if (n.matches) {
+        matches = n.matches(selector);
+      } else if (n.msMatchesSelector) {
+        matches = n.msMatchesSelector(selector);
+      } else if (n.webkitMatchesSelector) {
+        matches = n.webkitMatchesSelector(selector);
+      }
+    }
+    return matches;
   }
   isTemplateElement(el: any): boolean {
     return el instanceof HTMLElement && el.nodeName == "TEMPLATE";
diff --git a/modules/angular2/src/test_lib/utils.ts b/modules/angular2/src/test_lib/utils.ts
index d7af221771..f300155c35 100644
--- a/modules/angular2/src/test_lib/utils.ts
+++ b/modules/angular2/src/test_lib/utils.ts
@@ -36,6 +36,7 @@ export function normalizeCSS(css: string): string {
   css = StringWrapper.replaceAll(css, /\s+/g, ' ');
   css = StringWrapper.replaceAll(css, /:\s/g, ':');
   css = StringWrapper.replaceAll(css, /'/g, '"');
+  css = StringWrapper.replaceAll(css, / }/g, '}');
   css = StringWrapper.replaceAllMapped(css, /url\(\"(.+)\\"\)/g, (match) => `url(${match[1]})`);
   css = StringWrapper.replaceAllMapped(css, /\[(.+)=([^"\]]+)\]/g,
                                        (match) => `[${match[1]}="${match[2]}"]`);
@@ -86,14 +87,25 @@ export function stringifyElement(el): string {
   return result;
 }
 
-// The Intl API is only properly supported in Chrome and Opera.
+// The Intl API is only properly supported in recent Chrome and Opera.
 // Note: Edge is disguised as Chrome 42, so checking the "Edge" part is needed,
 // see https://msdn.microsoft.com/en-us/library/hh869301(v=vs.85).aspx
 export function supportsIntlApi(): boolean {
-  return DOM.getUserAgent().indexOf('Chrome') > -1 && DOM.getUserAgent().indexOf('Edge') == -1;
+  return DOM.getUserAgent().indexOf('Chrome/4') > -1 && DOM.getUserAgent().indexOf('Edge') == -1;
 }
 
 // TODO(mlaval): extract all browser detection checks from all tests
 export function isFirefox(): boolean {
   return DOM.getUserAgent().indexOf("Firefox") > -1;
 }
+export function isAndroid(): boolean {
+  var ua = DOM.getUserAgent();
+  return ua.indexOf('Mozilla/5.0') > -1 && ua.indexOf('Android ') > -1 &&
+         ua.indexOf('AppleWebKit') > -1 && ua.indexOf('Chrome') == -1;
+}
+export function isEdge(): boolean {
+  return DOM.getUserAgent().indexOf('Edge') > -1;
+}
+export function isIE(): boolean {
+  return DOM.getUserAgent().indexOf('Trident') > -1;
+}
diff --git a/modules/angular2/test/core/zone/ng_zone_spec.ts b/modules/angular2/test/core/zone/ng_zone_spec.ts
index 39f29fbf4f..4351c47f15 100644
--- a/modules/angular2/test/core/zone/ng_zone_spec.ts
+++ b/modules/angular2/test/core/zone/ng_zone_spec.ts
@@ -10,21 +10,22 @@ import {
   xdescribe,
   xit,
   Log,
-  isInInnerZone
+  isInInnerZone,
+  isAndroid,
+  isEdge,
+  isIE
 } from 'angular2/test_lib';
 
 import {PromiseCompleter, PromiseWrapper, TimerWrapper} from 'angular2/src/facade/async';
 import {BaseException} from 'angular2/src/facade/lang';
-import {DOM} from 'angular2/src/dom/dom_adapter';
 
 import {NgZone} from 'angular2/src/core/zone/ng_zone';
 
-var isIEorEdge =
-    DOM.getUserAgent().indexOf("Trident") > -1 || DOM.getUserAgent().indexOf("Edge") > -1;
+var needsLongerTimers = isAndroid() || isEdge() || isIE();
 // Schedules a macrotask (using a timer)
 function macroTask(fn: Function, timer = 1): void {
   // adds longer timers for passing tests in IE and Edge
-  _zone.runOutsideAngular(() => TimerWrapper.setTimeout(fn, isIEorEdge ? timer : 1));
+  _zone.runOutsideAngular(() => TimerWrapper.setTimeout(fn, needsLongerTimers ? timer : 1));
 }
 
 // Schedules a microtasks (using a resolved promise .then())
diff --git a/sauce.conf.js b/sauce.conf.js
index 83b97f7707..7c607c57c5 100644
--- a/sauce.conf.js
+++ b/sauce.conf.js
@@ -125,7 +125,8 @@ var aliases = {
   'SAFARI': ['SL_SAFARI7', 'SL_SAFARI8'],
   'BETA': ['SL_CHROMEBETA', 'SL_FIREFOXBETA'],
   'DEV': ['SL_CHROMEDEV', 'SL_FIREFOXDEV'],
-  'CI': ['SL_CHROME', 'SL_ANDROID5.1', 'SL_SAFARI8', 'SL_IOS8', 'SL_FIREFOX', 'SL_IE11', 'SL_IE10', 'SL_IE9']
+  'CI': ['SL_CHROME', 'SL_ANDROID5.1', 'SL_SAFARI8', 'SL_IOS8', 'SL_FIREFOX', 'SL_IE11', 'SL_IE10', 'SL_IE9',
+         'SL_ANDROID4.1', 'SL_ANDROID4.2', 'SL_ANDROID4.3', 'SL_ANDROID4.4']
 };
 
 module.exports = {